*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #101214;
  --panel: #171a1d;
  --panel-2: #1d2226;
  --line: #2a3035;
  --line-strong: #394149;
  --text: #eef2f3;
  --muted: #9aa5ad;
  --soft: #c8d1d6;
  --accent: #43b5a0;
  --accent-strong: #5fd2bb;
  --danger: #d7a84f;
  --radius: 8px;
}

html { font-size: 16px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: inherit; }
.container { width: min(100% - 32px, 980px); margin: 0 auto; }
.hidden { display: none !important; }

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(16, 18, 20, 0.94);
  position: sticky;
  top: 0;
  z-index: 10;
}
.header-inner {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.logo {
  color: var(--text);
  font-size: 1.25rem;
  font-weight: 700;
  text-decoration: none;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 0.9rem;
}
.site-nav a {
  text-decoration: none;
  white-space: nowrap;
}
.site-nav a:hover { color: var(--text); }

.eyebrow {
  color: var(--accent-strong);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.search-hero {
  padding: 62px 0 28px;
  border-bottom: 1px solid var(--line);
}
.search-hero h1 {
  max-width: 900px;
  font-size: clamp(2rem, 5.6vw, 3.6rem);
  line-height: 1.05;
  font-weight: 760;
  letter-spacing: 0;
  word-break: keep-all;
}
.search-hero p {
  max-width: 640px;
  color: var(--soft);
  font-size: 1.02rem;
  margin: 18px 0 26px;
}

.search-box {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  max-width: 760px;
}
.search-box input {
  min-width: 0;
  height: 52px;
  background: var(--panel);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 1rem;
  padding: 0 16px;
  outline: none;
}
.search-box input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(67, 181, 160, 0.14);
}
.search-box input::placeholder { color: #6f7a82; }
.search-box button,
.primary-link,
.secondary-link {
  min-height: 42px;
  border-radius: var(--radius);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font: inherit;
  font-weight: 700;
  white-space: nowrap;
  cursor: pointer;
}
.search-box button,
.primary-link {
  background: var(--accent);
  border: 1px solid var(--accent);
  color: #061512;
  padding: 0 20px;
}
.search-box button { height: 52px; }
.search-box button:hover,
.primary-link:hover {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
}
.secondary-link {
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--soft);
  padding: 0 14px;
}
.secondary-link:hover {
  border-color: var(--accent);
  color: var(--text);
}
.secondary-link.copied {
  border-color: var(--accent);
  color: var(--accent-strong);
}

.client-strip {
  margin: 22px 0 18px;
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.client-strip strong {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.98rem;
}
.client-strip p {
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 3px;
}
.status-dot {
  width: 8px;
  height: 8px;
  display: inline-block;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(67, 181, 160, 0.12);
  margin-right: 8px;
}
.strip-actions,
.download-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.results-section { padding-top: 18px; }
.results-meta {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 4px 0 14px;
}
.result-card,
.channel-card,
.info-block,
.release-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.result-card {
  padding: 16px;
  margin-bottom: 10px;
}
.result-card:hover,
.channel-card:hover,
.info-block:hover {
  border-color: var(--line-strong);
  background: var(--panel-2);
}
.channel-name {
  font-weight: 700;
  color: var(--text);
  font-size: 0.95rem;
  margin-bottom: 6px;
}
.channel-name a { text-decoration: none; }
.channel-name a:hover { color: var(--accent-strong); }
.channel-handle {
  color: var(--muted);
  font-weight: 500;
}
.msg-text {
  color: var(--soft);
  font-size: 0.95rem;
  line-height: 1.55;
  word-break: break-word;
  white-space: pre-wrap;
}
.msg-meta {
  color: var(--muted);
  font-size: 0.78rem;
  margin-top: 10px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.msg-meta a { color: var(--accent-strong); text-decoration: none; }

/* 搜索结果媒体预览卡（TG 消息卡风格） */
.msg-media {
  display: block;
  position: relative;
  margin: 4px 0 10px;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel-2);
  border: 1px solid var(--line);
  line-height: 0;
}
.msg-media img {
  display: block;
  width: 100%;
  max-height: 340px;
  object-fit: cover;
  transition: transform 0.25s ease, filter 0.25s ease;
}
.msg-media:hover img {
  transform: scale(1.02);
  filter: brightness(1.05);
}
.msg-media .play-badge {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 56px;
  height: 56px;
  margin: -28px 0 0 -28px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.55);
  border: 2px solid rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(2px);
}
.msg-media .play-badge::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 54%;
  transform: translate(-50%, -50%);
  border-style: solid;
  border-width: 11px 0 11px 18px;
  border-color: transparent transparent transparent #fff;
}
.msg-media.is-video::before {
  content: '视频';
  position: absolute;
  top: 8px;
  left: 8px;
  z-index: 1;
  padding: 2px 8px;
  font-size: 0.72rem;
  color: #fff;
  background: rgba(0, 0, 0, 0.55);
  border-radius: 999px;
}

.trending-section { padding: 20px 0 44px; }
.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: end;
  margin-bottom: 14px;
}
.section-heading h2 {
  font-size: 1.05rem;
  font-weight: 760;
}
.section-heading p {
  color: var(--muted);
  font-size: 0.86rem;
  max-width: 420px;
}
.channel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 10px;
}
.channel-card {
  padding: 0;
  text-decoration: none;
  color: inherit;
  display: block;
  overflow: hidden;
}
.ch-body {
  padding: 14px;
}
.ch-cover {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: linear-gradient(
    135deg,
    hsl(var(--ch-hue, 210) 55% 52%),
    hsl(calc(var(--ch-hue, 210) + 40) 60% 38%)
  );
}
.ch-cover img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}
.channel-card:hover .ch-cover img {
  transform: scale(1.04);
}
.ch-cover-initial {
  position: absolute;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 2.4rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.92);
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.25);
}
.ch-cover.is-fallback .ch-cover-initial {
  display: flex;
}
.ch-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ch-username {
  color: var(--accent-strong);
  font-size: 0.82rem;
  margin-bottom: 6px;
}
.ch-about {
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.42;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.ch-members {
  color: var(--muted);
  font-size: 0.78rem;
  margin-top: 8px;
}

.pagination {
  display: flex;
  gap: 8px;
  justify-content: center;
  padding: 24px 0;
  flex-wrap: wrap;
}
.pagination button {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--soft);
  cursor: pointer;
  font-size: 0.875rem;
  padding: 6px 14px;
}
.pagination button:hover { border-color: var(--accent); color: var(--text); }
.pagination button.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #061512;
}
.pagination button:disabled {
  opacity: 0.45;
  cursor: default;
}

.loader,
.empty {
  text-align: center;
  color: var(--muted);
}
.loader { padding: 40px; font-size: 0.9rem; }
.empty { padding: 52px 0; font-size: 0.95rem; }
.compact-empty { padding: 20px; }

.download-page { padding: 48px 0 48px; }
.download-hero {
  border-bottom: 1px solid var(--line);
  padding-bottom: 30px;
}
.download-hero h1 {
  max-width: 900px;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: 0;
  word-break: keep-all;
}
.download-hero p {
  max-width: 700px;
  color: var(--soft);
  margin: 16px 0 24px;
}
.release-panel {
  margin: 18px 0;
  padding: 18px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.release-sha { grid-column: 1 / -1; }
.panel-label {
  display: block;
  color: var(--muted);
  font-size: 0.76rem;
  margin-bottom: 5px;
}
.release-panel strong,
.release-panel code {
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 650;
  word-break: break-word;
}
.release-panel code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: var(--accent-strong);
}
.download-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr 0.9fr;
  gap: 12px;
}
.info-block { padding: 18px; }
.info-block h2 {
  font-size: 1rem;
  margin-bottom: 10px;
}
.info-block p,
.info-block li {
  color: var(--muted);
  font-size: 0.9rem;
}
.info-block ol { padding-left: 20px; }
.info-block li { margin: 7px 0; }
.info-block a {
  display: inline-block;
  color: var(--accent-strong);
  text-decoration: none;
  margin-top: 12px;
  font-weight: 700;
}
.info-block a:hover { text-decoration: underline; }
code {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 1px 5px;
}

.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.84rem;
}
.footer-inner {
  min-height: 54px;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.site-footer a {
  color: var(--soft);
  text-decoration: none;
}
.site-footer a:hover { color: var(--accent-strong); }

@media (max-width: 760px) {
  .header-inner { align-items: flex-start; flex-direction: column; padding: 14px 0; gap: 8px; }
  .site-nav { width: 100%; overflow-x: auto; padding-bottom: 2px; }
  .search-hero { padding-top: 38px; }
  .search-box { grid-template-columns: 1fr; }
  .search-box button { width: 100%; }
  .client-strip { align-items: stretch; flex-direction: column; }
  .strip-actions,
  .download-actions { flex-direction: column; align-items: stretch; }
  .strip-actions > *,
  .download-actions > * { width: 100%; }
  .section-heading { align-items: flex-start; flex-direction: column; gap: 4px; }
  .channel-grid,
  .download-grid,
  .release-panel { grid-template-columns: 1fr; }
}